I filed it for i386 did not test on 64bit... I did not see why a tiny pair
of ipv4 load balancers would need 64bit arch.

On Sun, Aug 5, 2012 at 2:24 AM, Clint Byrum <email address hidden> wrote:

> Also could not reproduce on precise. I notice though that both systems
> have been amd64 so perthaps this is specific to i386.
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1028585
>
> Title:
>   Memory allocation problem with ipvsadm
>
> Status in “ipvsadm” package in Ubuntu:
>   New
>
> Bug description:
>   This looks like the bug listed here
>   http://lists.openwall.net/netdev/2011/03/22/4  but I may be wrong. I
>   have included as much information as possible to help make it clear.
>
>   I was able to replicate on 3 seperate clean installs of the following:
>
>   ubuntu-12.04-server-i386.iso with md5sum 32184a83c8b5e6031e1264e5c499bc03
>   (have reproduced on different kernels)
>
>   Linux lvs 3.2.0-27-generic-pae #43-Ubuntu SMP Fri Jul 6 15:06:05 UTC
>   2012 i686 i686 i386 GNU/Linux
>
>   Steps to reproduce:-
>
>   Setup - install ubuntu 12.04 i386 server with sshd
>   apt-get upgrade
>   reboot
>
>   enabled ipv4 forwarding
>   net.ipv4.ip_forward = 1
>   iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE
>
>   aptitude install ipvsadm keepalived
>
>   ipvsadm -A -t $VIP:$PORT -s  rr
>   Memory allocation problem
>
>   lsmod | grep vs
>   ip_vs_wrr              12615  0
>   ip_vs_wlc              12471  0
>   ip_vs_sh               12572  0
>   ip_vs_sed              12471  0
>   ip_vs_rr               12538  0
>   ip_vs_nq               12468  0
>   ip_vs_lc               12468  0
>   ip_vs_lblcr            12802  0
>   ip_vs_lblc             12747  0
>   ip_vs_ftp              13014  0
>   ip_vs_dh               12572  0
>   nf_nat                 24959  3 ip_vs_ftp,ipt_MASQUERADE,iptable_nat
>   ip_vs                 121543  24
> ip_vs_wrr,ip_vs_wlc,ip_vs_sh,ip_vs_sed,ip_vs_rr,ip_vs_nq,ip_vs_lc,ip_vs_lblcr,ip_vs_lblc,ip_vs_ftp,ip_vs_dh
>   nf_conntrack           73847  5
> ipt_MASQUERADE,iptable_nat,nf_nat,nf_conntrack_ipv4,ip_vs
>   libcrc32c              12543  1 ip_vs
>
>   strace ipvsadm -A -t 192.168.122.21:80 -s -rr
>   execve("/sbin/ipvsadm", ["ipvsadm", "-A", "-t", "192.168.122.21:80",
> "-s", "-rr"], [/* 20 vars */]) = 0
>   brk(0)                                  = 0x8cd1000
>   access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or
> directory)
>   mmap2(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1,
> 0) = 0xb77ec000
>   access("/etc/ld.so.preload", R_OK)      = -1 ENOENT (No such file or
> directory)
>   open("/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
>   fstat64(3, {st_mode=S_IFREG|0644, st_size=15720, ...}) = 0
>   mmap2(NULL, 15720, PROT_READ, MAP_PRIVATE, 3, 0) = 0xb77e8000
>   close(3)                                = 0
>   access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or
> directory)
>   open("/lib/i386-linux-gnu/libpopt.so.0", O_RDONLY|O_CLOEXEC) = 3
>   read(3,
> "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\0\30\0\0004\0\0\0"...,
> 512) = 512
>   fstat64(3, {st_mode=S_IFREG|0644, st_size=47012, ...}) = 0
>   mmap2(NULL, 49804, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0)
> = 0x768000
>   mmap2(0x773000, 8192, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xa) = 0x773000
>   close(3)                                = 0
>   access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or
> directory)
>   open("/lib/libnl-genl-3.so.200", O_RDONLY|O_CLOEXEC) = 3
>   read(3,
> "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\300\21\0\0004\0\0\0"...,
> 512) = 512
>   fstat64(3, {st_mode=S_IFREG|0644, st_size=18460, ...}) = 0
>   mmap2(NULL, 21116, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0)
> = 0xc5d000
>   mmap2(0xc61000, 8192, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x3) = 0xc61000
>   close(3)                                = 0
>   access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or
> directory)
>   open("/lib/libnl-3.so.200", O_RDONLY|O_CLOEXEC) = 3
>   read(3,
> "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\200E\0\0004\0\0\0"...,
> 512) = 512
>   fstat64(3, {st_mode=S_IFREG|0644, st_size=91856, ...}) = 0
>   mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1,
> 0) = 0xb77e7000
>   mmap2(NULL, 94756, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0)
> = 0xe5e000
>   mmap2(0xe74000, 8192, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x15) = 0xe74000
>   close(3)                                = 0
>   access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or
> directory)
>   open("/lib/i386-linux-gnu/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
>   read(3,
> "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0000\226\1\0004\0\0\0"...,
> 512) = 512
>   fstat64(3, {st_mode=S_IFREG|0755, st_size=1713640, ...}) = 0
>   mmap2(NULL, 1723100, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3,
> 0) = 0x374000
>   mmap2(0x513000, 12288, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x19f) = 0x513000
>   mmap2(0x516000, 10972, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x516000
>   close(3)                                = 0
>   access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or
> directory)
>   open("/lib/i386-linux-gnu/libpthread.so.0", O_RDONLY|O_CLOEXEC) = 3
>   read(3,
> "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0p[\0\0004\0\0\0"..., 512) =
> 512
>   fstat64(3, {st_mode=S_IFREG|0755, st_size=124663, ...}) = 0
>   mmap2(NULL, 107008, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3,
> 0) = 0x173000
>   mmap2(0x18a000, 8192, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x16) = 0x18a000
>   mmap2(0x18c000, 4608, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x18c000
>   close(3)                                = 0
>   access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or
> directory)
>   open("/lib/i386-linux-gnu/libm.so.6", O_RDONLY|O_CLOEXEC) = 3
>   read(3,
> "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0000D\0\0004\0\0\0"..., 512)
> = 512
>   fstat64(3, {st_mode=S_IFREG|0644, st_size=173576, ...}) = 0
>   mmap2(NULL, 176256, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3,
> 0) = 0xea6000
>   mmap2(0xed0000, 8192, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x29) = 0xed0000
>   close(3)                                = 0
>   mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1,
> 0) = 0xb77e6000
>   mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1,
> 0) = 0xb77e5000
>   set_thread_area({entry_number:-1 -> 6, base_addr:0xb77e56c0,
> limit:1048575, seg_32bit:1, contents:0, read_exec_only:0, limit_in_pages:1,
> seg_not_present:0, useable:1}) = 0
>   mprotect(0x513000, 8192, PROT_READ)     = 0
>   mprotect(0xed0000, 4096, PROT_READ)     = 0
>   mprotect(0x18a000, 4096, PROT_READ)     = 0
>   mprotect(0xe74000, 4096, PROT_READ)     = 0
>   mprotect(0xc61000, 4096, PROT_READ)     = 0
>   mprotect(0x773000, 4096, PROT_READ)     = 0
>   mprotect(0x8054000, 4096, PROT_READ)    = 0
>   mprotect(0x171000, 4096, PROT_READ)     = 0
>   munmap(0xb77e8000, 15720)               = 0
>   set_tid_address(0xb77e5728)             = 2297
>   set_robust_list(0xb77e5730, 0xc)        = 0
>   futex(0xbf9f4ec4, FUTEX_WAIT_BITSET_PRIVATE|FUTEX_CLOCK_REALTIME, 1,
> NULL, b77e56c0) = -1 EAGAIN (Resource temporarily unavailable)
>   rt_sigaction(SIGRTMIN, {0x178570, [], SA_SIGINFO}, NULL, 8) = 0
>   rt_sigaction(SIGRT_1, {0x1785f0, [], SA_RESTART|SA_SIGINFO}, NULL, 8) = 0
>   rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0
>   getrlimit(RLIMIT_STACK, {rlim_cur=8192*1024, rlim_max=RLIM_INFINITY}) = 0
>   uname({sys="Linux", node="lvs", ...})   = 0
>   brk(0)                                  = 0x8cd1000
>   brk(0x8cf2000)                          = 0x8cf2000
>   open("/proc/net/psched", O_RDONLY)      = 3
>   fstat64(3, {st_mode=S_IFREG|0444, st_size=0, ...}) = 0
>   mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1,
> 0) = 0xb77eb000
>   read(3, "000003e8 00000040 000f4240 3b9ac"..., 1024) = 36
>   close(3)                                = 0
>   munmap(0xb77eb000, 4096)                = 0
>   time(NULL)                              = 1343125167
>   socket(PF_NETLINK, SOCK_RAW|SOCK_CLOEXEC, 16) = 3
>   setsockopt(3, SOL_SOCKET, SO_SNDBUF, [32768], 4) = 0
>   setsockopt(3, SOL_SOCKET, SO_RCVBUF, [32768], 4) = 0
>   bind(3, {sa_family=AF_NETLINK, pid=2297, groups=00000000}, 12) = 0
>   getsockname(3, {sa_family=AF_NETLINK, pid=2297, groups=00000000}, [12])
> = 0
>   sendmsg(3, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000000},
> msg_iov(1)=[{"\24\0\0\0\20\0\5\3\257v\16P\371\10\0\0\3\1\0\0", 20}],
> msg_controllen=0, msg_flags=0}, 0) = 20
>   recvmsg(3, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000000},
> msg_iov(1)=[{"t\0\0\0\20\0\2\0\257v\16P\371\10\0\0\1\2\0\0\v\0\2\0nlctrl\0\0"...,
> 4096}], msg_controllen=0, msg_flags=0}, 0) = 1520
>   recvmsg(3, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000000},
> msg_iov(1)=[{"\24\0\0\0\3\0\2\0\257v\16P\371\10\0\0\0\0\0\0\v\0\2\0nlctrl\0\0"...,
> 4096}], msg_controllen=0, msg_flags=0}, 0) = 20
>   close(3)                                = 0
>   time(NULL)                              = 1343125167
>   socket(PF_NETLINK, SOCK_RAW|SOCK_CLOEXEC, 16) = 3
>   setsockopt(3, SOL_SOCKET, SO_SNDBUF, [32768], 4) = 0
>   setsockopt(3, SOL_SOCKET, SO_RCVBUF, [32768], 4) = 0
>   bind(3, {sa_family=AF_NETLINK, pid=2297, groups=00000000}, 12) = 0
>   getsockname(3, {sa_family=AF_NETLINK, pid=2297, groups=00000000}, [12])
> = 0
>   sendmsg(3, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000000},
> msg_iov(1)=[{"\24\0\0\0\20\0\5\3\257v\16P\371\10\0\0\3\1\0\0", 20}],
> msg_controllen=0, msg_flags=0}, 0) = 20
>   recvmsg(3, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000000},
> msg_iov(1)=[{"t\0\0\0\20\0\2\0\257v\16P\371\10\0\0\1\2\0\0\v\0\2\0nlctrl\0\0"...,
> 4096}], msg_controllen=0, msg_flags=0}, 0) = 1520
>   recvmsg(3, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000000},
> msg_iov(1)=[{"\24\0\0\0\3\0\2\0\257v\16P\371\10\0\0\0\0\0\0\v\0\2\0nlctrl\0\0"...,
> 4096}], msg_controllen=0, msg_flags=0}, 0) = 20
>   sendmsg(3, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000000},
> msg_iov(1)=[{"\24\0\0\0\30\0\5\0\260v\16P\371\10\0\0\17\1\0\0", 20}],
> msg_controllen=0, msg_flags=0}, 0) = 20
>   recvmsg(3, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000000},
> msg_iov(1)=[{"$\0\0\0\30\0\0\0\260v\16P\371\10\0\0\16\1\0\0\10\0\1\0\1\2\1\0\10\0\2\0"...,
> 4096}], msg_controllen=0, msg_flags=0}, 0) = 36
>   close(3)                                = 0
>   time(NULL)                              = 1343125167
>   socket(PF_NETLINK, SOCK_RAW|SOCK_CLOEXEC, 16) = 3
>   setsockopt(3, SOL_SOCKET, SO_SNDBUF, [32768], 4) = 0
>   setsockopt(3, SOL_SOCKET, SO_RCVBUF, [32768], 4) = 0
>   bind(3, {sa_family=AF_NETLINK, pid=2297, groups=00000000}, 12) = 0
>   getsockname(3, {sa_family=AF_NETLINK, pid=2297, groups=00000000}, [12])
> = 0
>   sendmsg(3, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000000},
> msg_iov(1)=[{"\24\0\0\0\20\0\5\3\257v\16P\371\10\0\0\3\1\0\0", 20}],
> msg_controllen=0, msg_flags=0}, 0) = 20
>   recvmsg(3, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000000},
> msg_iov(1)=[{"t\0\0\0\20\0\2\0\257v\16P\371\10\0\0\1\2\0\0\v\0\2\0nlctrl\0\0"...,
> 4096}], msg_controllen=0, msg_flags=0}, 0) = 1520
>   recvmsg(3, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000000},
> msg_iov(1)=[{"\24\0\0\0\3\0\2\0\257v\16P\371\10\0\0\0\0\0\0\v\0\2\0nlctrl\0\0"...,
> 4096}], msg_controllen=0, msg_flags=0}, 0) = 20
>   sendmsg(3, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000000},
> msg_iov(1)=[{"h\0\0\0\30\0\5\0\260v\16P\371\10\0\0\1\1\0\0T\0\1\0\6\0\1\0\2\0\0\0"...,
> 104}], msg_controllen=0, msg_flags=0}, 0) = 104
>   recvmsg(3, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000000},
> msg_iov(1)=[{"|\0\0\0\2\0\0\0\260v\16P\371\10\0\0\376\377\377\377h\0\0\0\30\0\5\0\260v\16P"...,
> 4096}], msg_controllen=0, msg_flags=0}, 0) = 124
>   close(3)                                = 0
>   write(2, "Memory allocation problem\n", 26Memory allocation problem
>   ) = 26
>   exit_group(-1)                          = ?
>
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